Filter frame for a camera



FIG. 1 is a top plan view of a filter frame for a camera showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevational view thereof, rear, left and right side elevational views being the same as that of the front elevational view;

FIG. 4 is a cross sectional view thereof, taken along a line 4-4 of FIG. 3; and,

FIG. 5 is a front elevational view with enlarged upper portion thereof, taken along a line 5-5 of FIG. 3. 

The ornamental design for a filter frame for a camera, as shown. 